25482880

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1373}}^1$

素因数の和:1421

約数の個数: 64

約数和(自身を含む): 63066600

約数和(自身を除く): 37583720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1373, 1856, 2320, 2746, 3712, 4640, 5492, 6865, 9280, 10984, 13730, 18560, 21968, 27460, 39817, 43936, 54920, 79634, 87872, 109840, 159268, 175744, 199085, 219680, 318536, 398170, 439360, 637072, 796340, 878720, 1274144, 1592680, 2548288, 3185360, 5096576, 6370720, 12741440, 25482880]

約数ペア:

[(1, 25482880), (2, 12741440), (4, 6370720), (5, 5096576), (8, 3185360), (10, 2548288), (16, 1592680), (20, 1274144), (29, 878720), (32, 796340), (40, 637072), (58, 439360), (64, 398170), (80, 318536), (116, 219680), (128, 199085), (145, 175744), (160, 159268), (232, 109840), (290, 87872), (320, 79634), (464, 54920), (580, 43936), (640, 39817), (928, 27460), (1160, 21968), (1373, 18560), (1856, 13730), (2320, 10984), (2746, 9280), (3712, 6865), (4640, 5492)]